Home / 123,728.22-185,465.55-48,818.07

Finding the Fourth Proportional to 123,728.22, 185,465.55 and 48,818.07

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Solution

The fourth proportional to 123,728.22, 185,465.55 and 48,818.07 is: 73,177.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,728.22 : 185,465.55 = 48,818.07 : x
  2. Step 2: Convert to fraction form
    123,728.22/185,465.55 = 48,818.07/x
  3. Step 3: Cross multiply
    123,728.22x = 185,465.55 × 48,818.07
  4. Step 4: Simplify right side
    123,728.22x = 9,054,070,202.49
  5. Step 5: Solve for x
    x = 9,054,070,202.49/123,728.22
  6. Step 6: Final answer
    x = 73,177.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.